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BS 4933-1973 Metric cup head bolts


Unit: mm
英标BS 4933-1973 BS4933 4933BS 米制圆头螺栓
Screw Thread
d
M5 M6 M8 M10 M12 M16 M20 M24
P Pitch
ds max
min
dk max
min
k max
min
0.8 1 1.25 1.5 1.75 2 2.5 3
5.48 6.48 8.58 10.58 12.7 16.7 20.84 24.84
4.52 5.52 7.42 9.42 11.3 15.3 19.16 23.16
11.3 13.5 18 22.5 27 36 45 54
10.2 12.4 16.9 21.2 25.7 34.4 43.4 52.1
3.2 3.6 4.8 5.8 6.8 8.9 10.9 13.1
2.5 3 4 5 6 8 10 12
①,if L≤125mm时,then b=2d+6;
if 125<L≤200mm时,then b=2d+12;
if L>200mm时,then b=2d+25;
②,Standard nominal lengths are not specified in this standard, it may however, as a result of experience of usage,be possible to include these details at a future revision.
Relevant Standards
1
米制圆头杆部滚花螺栓
[IFI]
IFI 544-1998
Metric round head ribbed neck bolts
2
圆头杆部滚花螺栓
[ANSI/ASME]
ANSI/ASME B 18.5-2008
Round Head Ribbed Neck Bolts
3
圆头螺栓Table1
[ANSI/ASME]
ANSI/ASME B 18.5-2008
Round head bolts Suppliers(1)